<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>java</title> 
</head>
<body>

<p>java</p>
<p id="demo"></p>
<script>
var Name = "Volvo";
myFunction();
function myFunction() 
{
    document.getElementById("demo").innerHTML =
		"我可以显示 " + Name;
}
</script>

</body>
</html>
